Wisdom in mind,   enthusiasm at heart.

Home Products Warranty Shop Contact Us Shipment Chinese


DSD64,DSD128,DXD support
USB Audio class 3.0, class 2.0 and class 1.0

Support systems :  Windows XP, Vista ,Win 7, Win 8, Win 8.1 ,Win10 and MAC OSX10.57 (or later)
Supports  Asynchronous Transfer Mode up to 384K / 32Bit ability .
Resolutions support 16 / 24 / 32 Bit with sampling rate support 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz, 352kHz,384kHz (176.4kHz, 192kHz, 352kHz,384kHz are only available in USB audio class 2.0 and 3.0 / High speed mode . USB audio class 1.0 / 1.1 support up to 96K /24bit )


Price : USD32 (Exclude shipping fees)
The USB32 must had the external 3.3V 200mA power supply.
Two types, one is the USB socket assemble on the module, another is the USB socket connect to the module with wires.
If customer had not inform , shipping the USB socket assemble on the module as default.
Size : 60 X 45 MM (Exclude the USB port )


The USB-32 have not connect the +5V from computer for the less disturb , so every times must waiting  the computer running in Windows then power on the DAC if applied USB playback.

PC drivers download:

For the products shipping since 14th.Aug. 2014                                                Download the USB32 driver version 2

If the product shipping early than 14th.Aug.2014, click here                            Download the USB32 earlier driver

Download the setting guide for Squeeze box touch:                                         http://www.audio-gd.com/SBT update and setting.rar

Windows XP, Vista , WIN 7 ,Win 8 , Win 8.1 and Win10  (32bit and 64bit) must install driver for USB connect .

Mac OSX  without driver install necessary .



USB-32 driver install guide for other OS (shipping since 14th . Aug. 2014, shipping before this date, please read the install guide in the driver folder .)

The driver install as below , you can install the driver before the DAC arrive, don’t want connect the DAC while install the driver .


Step 1:

       Place the driver in the Computer Driver (C:) , unzip it .


Step 2:

       Double click the driver folder , and double click the iron  “SETUP”

Step 3:

Click Next

Step 4:

       Select “ agree”


Step 5:

       Select “audio-gdUSB device Ver1.20” and click “Next”.


Step 6:

       While finished, click “Restart the Computer”

       While you connect the DAC in the computer, the Windows will install the driver for the DAC automatically .

       If the computer had not any response while you connect the DAC, you may want to check if the USB port or USB cable had bad connect , you can change another USB port for try . 

       The asynchronous transmit mode USB audio device had large data transmit request than the adaptive mode device, so it need the USB had enough good performance .

       After you finished the driver install, you can’t delete the source folder or rename it, just leave it in the Driver (C:) .



Step 7:

       Click the iron “VIA ASIO” , select the audio-gd USB audio (audio-gd) , click the ASIO Buffer Size to Default , then click “ Apply” .


Step 8:

Open the Foobar 2000 ( It must had the version newer than V1.15 , and it is best install with the official version not any modify version .) .

In the Preferences panel, select a proper output device . Then you can enjoy the music.



Step 9:

       If you want your Foobar2000 had more strong functions, you want to download some plugs from the official web page .

       We are recommend download and install the plugs like foo_out_asio , foo_out_wasapi , foo_out_ks ect.


USB-32 driver install guide for Win10(If upon steps can not succeed, try these steps)
Step 1: Place the driver in the Computer Driver (C:) , unzip it .
Step 2: Connect the DAC and power on the DAC, open the Windows device manager, right click the DAC's USB device, select update driver.
Step 3: Select the source folder vist64, it is in the driver folder.



版权所有:          何庆华  睿志音响

Copyright(C) 2004   www.audio-gd.com    All Rights Reserved